Home / 91,710.20-137,577.54-36,293.24

Finding the Fourth Proportional to 91,710.20, 137,577.54 and 36,293.24

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Solution

The fourth proportional to 91,710.20, 137,577.54 and 36,293.24 is: 54,444.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,710.20 : 137,577.54 = 36,293.24 : x
  2. Step 2: Convert to fraction form
    91,710.20/137,577.54 = 36,293.24/x
  3. Step 3: Cross multiply
    91,710.20x = 137,577.54 × 36,293.24
  4. Step 4: Simplify right side
    91,710.20x = 4,993,133,989.94
  5. Step 5: Solve for x
    x = 4,993,133,989.94/91,710.20
  6. Step 6: Final answer
    x = 54,444.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.